Mechanically Unique

Search your library for up to {x} cards where {x} is the amount of mana spent to cast this spell.
Cast these cards without paying their mana cost
only if it produces a game-winning combo and all
cards are from Secret Lair drops. This spell costs {1} less for each Astrology Land used to cast it.
Even the squirrels of New Phyrexia understood the lethality of capitalism when applied correctly.